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Westpac Banking Group · Sydney, NSW, Australia

# Electronic Fixed Income (eFI) Senior Engineer

Sydney, NSW, Australia Full-time Senior individual contributor Operations 

Listed on Westpac Banking Group’s official careers site. Posted November 6, 2026. Check that it is still open and apply there.
[Apply on Westpac Banking Group’s careers site →](https://ebuu.fa.ap1.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX/job/73705)

[OpenNash Jobs](https://jobs.opennash.com/) / [Westpac Banking Group](https://jobs.opennash.com/companies/westpac-banking/) / Electronic Fixed Income (eFI) Senior Engineer

## Job description

What’s the role? Join our Financial Markets eTrading team and help build and support Westpac’s electronic trading capabilities across Fixed Income markets. Working closely with traders, quants and technology teams, you’ll develop scalable and resilient solutions spanning electronic pricing, RFQ and execution workflows, market connectivity and real-time trading services.

Your responsibilities will include: Designing, developing and supporting electronic Fixed Income trading solutions. Building high-performance pricing and execution services. Developing RFQ, quoting, pricing and execution workflows. Integrating trading platforms with venues, market data providers and internal risk, pricing and downstream systems. Developing and maintaining connectivity using FIX and other financial messaging protocols.

Supporting ION-based trading components and integrations. Diagnosing complex production issues across distributed, latency-sensitive environments. Contributing to technical design, platform modernisation and the simplification of the electronic Fixed Income technology estate. What do I need? Strong software engineering experience, preferably using Java or C++. Experience developing or supporting electronic trading systems.

Good understanding of Fixed Income markets and electronic trading workflows. Experience with electronic pricing, quoting, RFQ or execution systems. Experience with FIX, market connectivity or financial messaging protocols. Strong understanding of distributed, event-driven and real-time systems. Linux and production engineering experience. Ability to troubleshoot complex trading and integration issues. Experience partnering directly with traders, quants and technology stakeholders.

Experience with ION electronic trading technology, Fixed Income pricing, Bloomberg technology, KDB+/q, low-latency architecture or trading platform modernisation would be highly regarded. Why join us? We’re obsessed with becoming our customers #1 banking partner for life and we’re looking for people who are passionate about helping us achieve that goal. In return we’re committed to making Westpac the best place to work in the country.

Here are just a few of the ways we’re already doing that: Special offers on banking products and discounts from top brands, including generous employee-only mortgage rates! Flexible work arrangements to help you achieve a greater work life balance, and a variety of leave options including Culture, Lifestyle and Wellbeing leave. Tailored learning and development opportunities to help you grow your career within the bank.

Lots of opportunities to give back to the community by getting involved in our many volunteering initiatives. Create your future today To get started, simply click on the APPLY button. We’re all about creating a supportive and inclusive community. We welcome everyone, no matter your age, gender, background or abilities. We also provide additional support to welcome our veterans, Indigenous Australians and neurodiverse community.

If you need any adjustments during the recruitment process, you can find more information and contact details under the Diversity, Sustainability and Flexibility section. We may close this job advertisement earlier than the advertised closing date if suitable candidates are identified. We encourage you to apply as soon as possible. #LI-Hybrid

## At a glance
- Posted by the employer: Nov 6, 2026
- First seen by OpenNash: Nov 10, 2026
- Last checked: Nov 10, 2026
- Listed for: 4 days
- Location: Sydney, NSW, Australia
- Employment type: Full-time[Apply on Westpac Banking Group’s careers site →](https://ebuu.fa.ap1.oraclecloud.com/hcmUI/CandidateExperience/en/sites/CX/job/73705)

## Hiring at Westpac Banking Group
- Open jobs: 137
- New in the last 7 days: After two weekly collections
- Tracked since: Jul 31, 2026

[All Westpac Banking Group jobs](https://jobs.opennash.com/companies/westpac-banking/) · [Weekly hiring report](/reports/hiring/)

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